Its county seat is San Antonio, the second-most populous city in Texas and the seventh-largest city in the United States. Bexar County is included in the San Antonio-New Braunfels, TX metropolitan statistical area. Bexar county includes Government Canyon state natural area in northwestern part of the county.
If the screen width is 7 feet and the projector's throw ratio is 2.0 - 2.4:1 (because projectors have zoom lenses, they also have a range of throw ratios) then you can place your projector anywhere from 14 to 16.8 feet away from the screen.
Ambient Light/Contrast Ratios for Outdoor Projection. If a projector works well on a screen in a dark environment indoors, you cannot expect it will work as well on the same sized screen outdoors. You will need a brighter projector for outdoor projection! Hereâs why: imagine sitting in a dimly lit theater. You can see just enough so that you can get to your seat without tripping and spilling your over-sized drink.